MX2021007793A - Non-oriented magnetic steel sheet. - Google Patents

Non-oriented magnetic steel sheet.

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Publication number
MX2021007793A
MX2021007793A MX2021007793A MX2021007793A MX2021007793A MX 2021007793 A MX2021007793 A MX 2021007793A MX 2021007793 A MX2021007793 A MX 2021007793A MX 2021007793 A MX2021007793 A MX 2021007793A MX 2021007793 A MX2021007793 A MX 2021007793A
Authority
MX
Mexico
Prior art keywords
mass
steel sheet
less
magnetic steel
oriented magnetic
Prior art date
Application number
MX2021007793A
Other languages
Spanish (es)
Inventor
Yoshiaki Zaizen
Yoshihiko Oda
Tomoyuki Okubo
Takaaki Tanaka
Yukino MIYAMOTO
Original Assignee
Jfe Steel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jfe Steel Corp filed Critical Jfe Steel Corp
Publication of MX2021007793A publication Critical patent/MX2021007793A/en

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147Alloys characterised by their composition
    • H01F1/14766Fe-Si based alloys
    • H01F1/14791Fe-Si-Al based alloys, e.g. Sendust
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    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26Methods of annealing
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    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
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    • C21D6/00Heat treatment of ferrous alloys
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    • C21D6/00Heat treatment of ferrous alloys
    • C21D6/004Heat treatment of ferrous alloys containing Cr and Ni
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    • C21METALLURGY OF IRON
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    • C21D6/00Heat treatment of ferrous alloys
    • C21D6/005Heat treatment of ferrous alloys containing Mn
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    • C21D6/00Heat treatment of ferrous alloys
    • C21D6/008Heat treatment of ferrous alloys containing Si
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    • C21D8/00Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
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    • C21D8/00Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
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    • C21D8/00Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
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    • C21D8/1222Hot rolling
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    • C21D8/00Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
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    • C21D8/00Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment
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    • C21D8/00Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment
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    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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    • C22C38/001Ferrous alloys, e.g. steel alloys containing N
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    • C22C38/002Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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    • C22C38/004Very low carbon steels, i.e. having a carbon content of less than 0,01%
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
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    • H01F1/12Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
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    • H01F1/01Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
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    • H01F1/12Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
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  • Power Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)

Abstract

Se propone una lámina de acero eléctrico no orientado que tiene una baja pérdida de hierro y que es excelente en tensión de rotura y resistencia a la fatiga, la cual tiene una composición química que comprende C: no más de 0.005% en masa, Si: 3 a 5% en masa, Mn: no más de 5% en masa, P: no más de 0.1% en masa, S: no más de 0.01% en masa, Al: no más de 3% en masa, N: no más de 0.005% en masa, Zn: 0.0005% en masa a 0.003% en masa, y el resto que es Fe e impurezas inevitables, un tamaño de grano de cristal promedio que es de no más de 40 µm, el número de las inclusiones que tienen un diámetro de no menos de 5 µm que es de no más de 5/mm2, una tensión de rotura que es de no menos de 600 MPa, y la resistencia a la fatiga que es de no menos de 450 MPa.A non-oriented electrical steel sheet is proposed that has low iron loss and is excellent in tensile strength and fatigue resistance, which has a chemical composition comprising C: not more than 0.005% by mass, Si: 3 to 5% by mass, Mn: not more than 5% by mass, P: not more than 0.1% by mass, S: not more than 0.01% by mass, Al: not more than 3% by mass, N: no more than 0.005% by mass, Zn: 0.0005% by mass to 0.003% by mass, and the balance being Fe and unavoidable impurities, an average crystal grain size that is not more than 40 µm, the number of inclusions having a diameter of not less than 5 µm which is not more than 5/mm2, a tensile strength which is not less than 600 MPa, and a fatigue strength which is not less than 450 MPa.

MX2021007793A 2018-12-27 2019-12-10 Non-oriented magnetic steel sheet. MX2021007793A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2018245590 2018-12-27
JP2019034896 2019-09-05
PCT/JP2019/048175 WO2020137500A1 (en) 2018-12-27 2019-12-10 Non-oriented magnetic steel sheet

Publications (1)

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MX2021007793A true MX2021007793A (en) 2021-08-11

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US (1) US11732319B2 (en)
EP (1) EP3904540A4 (en)
JP (1) JP6744601B1 (en)
KR (1) KR102530720B1 (en)
CN (1) CN113166823A (en)
CA (1) CA3122123C (en)
MX (1) MX2021007793A (en)
TW (1) TWI721732B (en)
WO (1) WO2020137500A1 (en)

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US20250146093A1 (en) * 2021-11-02 2025-05-08 Jfe Steel Corporation Non-oriented electrical steel sheet and method for producing the same
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KR20240098931A (en) * 2022-12-21 2024-06-28 주식회사 포스코 Non-oriented electrical steel sheet and method of manufacturing the same
KR20240098932A (en) * 2022-12-21 2024-06-28 주식회사 포스코 Non oriented electrical steel sheet and method of manufacturing the same
JP7552952B1 (en) * 2022-12-27 2024-09-18 Jfeスチール株式会社 Non-oriented electrical steel sheet with excellent punching workability
CN119332163B (en) * 2023-07-18 2026-04-10 宝山钢铁股份有限公司 Non-oriented electrical steel with excellent fatigue performance and manufacturing method thereof
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